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Call statusTo establish a call completes three phases shown by three icons:Call status icons  Image Modified
| Red Light: trying to connect.Connection not light | Starting the connection | Connection not yet established. This step may take several seconds | Image Added | Yellow light | Key exchange | Connection established but encryption keys are being exchanged. | Image Modified | Green Light: secure call is established.light | Secure call established | Connection is established and secure. You can now speak securely |
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Call quality level
Some factors of the mobile network (i.e.: GPRS use, poor signal, frequent radio cell changes, roaming) could decrease the audio quality of the call, increasing voice delay. Three variants of the call status icon shows the current call quality level.
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